Sail boat



FIG. 1 is a side elevational view of a sail boat showing my new design, the opposite side elevational view being a mirror image of that shown;

FIG. 2 is a top plan view thereof taken along lines 2--2 of FIG. 1;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof taken along lines 4--4 of FIG. 1; and

FIG. 5 is a rear elevational view thereof taken along lines 5--5 of FIG. 1. 

The ornamental design for a sail boat, as shown and described. 